Mozilla releases Firefox 3.0 beta 4 — The fourth beta of the Firefox 3.0 browser was released Monday and includes more than 900 enhancements over the previous beta, Mozilla announced. — The creator of the open-source browser said the new beta includes performance and memory usage …

First look: Firefox 3 beta 4 brings new Vista hotness — Mozilla announced today the official release of Firefox 3 beta 4, which includes over 900 additional improvements related to the previous beta release. At this stage in development, most of the work on Firefox is heavily focused …

Firefox 3 beta 4 now available for download — Please note: We do not recommend that anyone other than developers and testers download the Firefox 3 Beta 4 milestone release. It is intended for testing purposes only. — Firefox 3 Beta 4 is now available for download.

Hulu Launches with Warner, Lionsgate — Wow Hulu, you really pile it on, don't you? I can barely digest all the news the company is putting out tonight. First and foremost, it's launching tomorrow. It's also signed Warner Bros., Lionsgate, the NBA, and the NHL (but not Quincy Smith's CBS).

Mark Zuckerberg on Data Portability: An Interview — Facebook founder Mark Zuckerberg is at SXSW doing press interviews today and many people want to know what his thoughts are concerning data portability. There's a big web out there that would like to give and take user data in and out of Facebook.

Zuckerberg Saves SXSW with Open Q&A — Facebook had planned on having a Facebook Developer's Garage this afternoon at 3 pm, where a few developers were set to present their experience in creating applications for Facebook's open platform, and other members of the audience could ask questions and learn more about the platform.

Wal-Mart ends test of Linux in stores — NEW YORK - Computers that run the Linux operating system instead of Microsoft Corp.'s Windows didn't attract enough attention from Wal-Mart customers, and the chain has stopped selling them in stores, a spokeswoman said Monday.

10 strangest sights in Google Street View — The Times of London collected “10 bizarre sights in Google Street View,” but they didn't bother to show the pictures —all they did was link to them. Silly newspaper. See below for “Borat peeking out of a window in San Jose, California,” …

IE8 speeds things up — IE8 Beta 1 has several performance improvements listed in the release notes. Many of these improvements center around the DOM and JavaScript execution. And their announcement about stricter standards compliance is a great move forward.

Google Shares Plummet: Do Googlers Care? — Google shares are down nearly 35 percent since November, which in a normal company, would poison employee morale and drive a mass exodus. — Although we've seen a number of high-profile departures from Google — including Sheryl Sandberg's flight to Facebook …

Searchme: A New Visual Search Engine — Today, Sequoia Capital, which has been a key investor of search giant Google, as well as Yahoo, will unveil its latest investment in search, a visual search engine called: Searchme. — The Mountain View, Ca.-based company, which has been germinating for three years …